A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Robert VanderPol II
Date: 2017 Nov 9, 12:14 -0800
Slide rules may be a historical curiousity generally but they are still being made for specialty applications. Mears in the UK produces a number for various purposes ranging from steam flow to water flow in open and closed conduits. I am trying to get one new but they appear to not ship outside the UK.